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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-388c80162ddsm87026f8f.37.2024.12.13.09.33.47 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Dec 2024 09:33:47 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 72/85] docs/system/arm/fby35: document execute-in-place property Date: Fri, 13 Dec 2024 17:32:16 +0000 Message-Id: <20241213173229.3308926-73-peter.maydell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241213173229.3308926-1-peter.maydell@linaro.org> References: <20241213173229.3308926-1-peter.maydell@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::329; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x329.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org From: Pierrick Bouvier Reviewed-by: Cédric Le Goater Signed-off-by: Pierrick Bouvier Message-id: 20241206192254.3889131-3-pierrick.bouvier@linaro.org Signed-off-by: Peter Maydell --- docs/system/arm/fby35.rst | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/docs/system/arm/fby35.rst b/docs/system/arm/fby35.rst index bf6da6baa2a..e19274e75c8 100644 --- a/docs/system/arm/fby35.rst +++ b/docs/system/arm/fby35.rst @@ -45,3 +45,8 @@ process starts. $ screen /dev/tty0 # In a separate TMUX pane, terminal window, etc. $ screen /dev/tty1 $ (qemu) c # Start the boot process once screen is setup. + +This machine model supports emulation of the boot from the CE0 flash device by +setting option ``execute-in-place``. When using this option, the CPU fetches +instructions to execute by reading CE0 and not from a preloaded ROM +initialized at machine init time. As a result, execution will be slower.