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Mon, 17 Nov 2025 07:49:53 -0800 (PST) Received: from draig.lan ([185.126.160.19]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4779973ddcfsm136501565e9.15.2025.11.17.07.49.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Nov 2025 07:49:50 -0800 (PST) Received: from draig.lan (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id DF96F5F915; Mon, 17 Nov 2025 15:49:48 +0000 (GMT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: Pierrick Bouvier , =?UTF-8?q?Alex=20Benn=C3=A9e?= Subject: [PULL 05/18] docs/about/emulation: update assets for uftrace plugin documentation Date: Mon, 17 Nov 2025 15:49:34 +0000 Message-ID: <20251117154948.4122164-6-alex.bennee@linaro.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251117154948.4122164-1-alex.bennee@linaro.org> References: <20251117154948.4122164-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::334; 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Migrate assets to GitHub. Signed-off-by: Pierrick Bouvier Message-ID: <20251117115523.3993105-6-alex.bennee@linaro.org> Signed-off-by: Alex Bennée diff --git a/docs/about/emulation.rst b/docs/about/emulation.rst index 92c219119e8..4a7d1f41780 100644 --- a/docs/about/emulation.rst +++ b/docs/about/emulation.rst @@ -886,24 +886,24 @@ As an example, we can trace qemu itself running git:: $ uftrace dump --chrome | gzip > ~/qemu_aarch64_git_help.json.gz For convenience, you can download this trace `qemu_aarch64_git_help.json.gz -`_. +`_. Download it and open this trace on https://ui.perfetto.dev/. You can zoom in/out using :kbd:`W`, :kbd:`A`, :kbd:`S`, :kbd:`D` keys. Some sequences taken from this trace: - Loading program and its interpreter -.. image:: https://fileserver.linaro.org/s/fie8JgX76yyL5cq/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/loader_exec.png?raw=true :height: 200px - open syscall -.. image:: https://fileserver.linaro.org/s/rsXPTeZZPza4PcE/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/open_syscall.png?raw=true :height: 200px - TB creation -.. image:: https://fileserver.linaro.org/s/GXY6NKMw5EeRCew/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/tb_translation.png?raw=true :height: 200px It's usually better to use ``uftrace record`` directly. However, tracing @@ -916,7 +916,7 @@ Example system trace A full trace example (chrome trace, from instructions below) generated from a system boot can be found `here -`_. +`_. Download it and open this trace on https://ui.perfetto.dev/. You can see code executed for all privilege levels, and zoom in/out using :kbd:`W`, :kbd:`A`, :kbd:`S`, :kbd:`D` keys. You can find below some sequences @@ -924,27 +924,27 @@ taken from this trace: - Two first stages of boot sequence in Arm Trusted Firmware (EL3 and S-EL1) -.. image:: https://fileserver.linaro.org/s/kkxBS552W7nYESX/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/bl3_to_bl1.png?raw=true :height: 200px - U-boot initialization (until code relocation, after which we can't track it) -.. image:: https://fileserver.linaro.org/s/LKTgsXNZFi5GFNC/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/uboot.png?raw=true :height: 200px - Stat and open syscalls in kernel -.. image:: https://fileserver.linaro.org/s/dXe4MfraKg2F476/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/stat.png?raw=true :height: 200px - Timer interrupt -.. image:: https://fileserver.linaro.org/s/TM5yobYzJtP7P3C/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/timer_interrupt.png?raw=true :height: 200px - Poweroff sequence (from kernel back to firmware, NS-EL2 to EL3) -.. image:: https://fileserver.linaro.org/s/oR2PtyGKJrqnfRf/preview +.. image:: https://github.com/pbo-linaro/qemu-assets/blob/master/qemu-uftrace/poweroff.png?raw=true :height: 200px Build and run system example -- 2.47.3