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<li class="toctree-l1"><a class="reference internal" href="../about/index.html">About QEMU</a></li>
<li class="toctree-l1"><a class="reference internal" href="../system/index.html">System Emulation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../user/index.html">User Mode Emulation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../tools/index.html">Tools</a></li>
<li class="toctree-l1"><a class="reference internal" href="../interop/index.html">System Emulation Management and Interoperability</a></li>
<li class="toctree-l1"><a class="reference internal" href="../specs/index.html">System Emulation Guest Hardware Specifications</a></li>
<li class="toctree-l1 current"><a class="current reference internal" href="#">Developer Information</a><ul>
<li class="toctree-l2"><a class="reference internal" href="code-of-conduct.html">Code of Conduct</a></li>
<li class="toctree-l2"><a class="reference internal" href="conflict-resolution.html">Conflict Resolution Policy</a></li>
<li class="toctree-l2"><a class="reference internal" href="build-system.html">The QEMU build system architecture</a></li>
<li class="toctree-l2"><a class="reference internal" href="style.html">QEMU Coding Style</a></li>
<li class="toctree-l2"><a class="reference internal" href="kconfig.html">QEMU and Kconfig</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html">Testing in QEMU</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html">Fuzzing</a></li>
<li class="toctree-l2"><a class="reference internal" href="control-flow-integrity.html">Control-Flow Integrity (CFI)</a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html">Load and Store APIs</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html">The memory API</a></li>
<li class="toctree-l2"><a class="reference internal" href="migration.html">Migration</a></li>
<li class="toctree-l2"><a class="reference internal" href="atomics.html">Atomic operations in QEMU</a></li>
<li class="toctree-l2"><a class="reference internal" href="stable-process.html">QEMU and the stable process</a></li>
<li class="toctree-l2"><a class="reference internal" href="ci.html">CI</a></li>
<li class="toctree-l2"><a class="reference internal" href="qtest.html">QTest Device Emulation Testing Framework</a></li>
<li class="toctree-l2"><a class="reference internal" href="decodetree.html">Decodetree Specification</a></li>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html">Secure Coding Practices</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg.html">Translator Internals</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg-icount.html">TCG Instruction Counting</a></li>
<li class="toctree-l2"><a class="reference internal" href="tracing.html">Tracing</a></li>
<li class="toctree-l2"><a class="reference internal" href="multi-thread-tcg.html">Multi-threaded TCG</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg-plugins.html">QEMU TCG Plugins</a></li>
<li class="toctree-l2"><a class="reference internal" href="bitops.html">Bitwise operations</a></li>
<li class="toctree-l2"><a class="reference internal" href="ui.html">QEMU UI subsystem</a></li>
<li class="toctree-l2"><a class="reference internal" href="reset.html">Reset in QEMU: the Resettable interface</a></li>
<li class="toctree-l2"><a class="reference internal" href="s390-dasd-ipl.html">Booting from real channel-attached devices on s390x</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html">Modelling a clock tree in QEMU</a></li>
<li class="toctree-l2"><a class="reference internal" href="qom.html">The QEMU Object Model (QOM)</a></li>
<li class="toctree-l2"><a class="reference internal" href="modules.html">QEMU modules</a></li>
<li class="toctree-l2"><a class="reference internal" href="block-coroutine-wrapper.html">block-coroutine-wrapper</a></li>
<li class="toctree-l2"><a class="reference internal" href="multi-process.html">Multi-process QEMU</a></li>
<li class="toctree-l2"><a class="reference internal" href="ebpf_rss.html">eBPF RSS virtio-net support</a></li>
<li class="toctree-l2"><a class="reference internal" href="vfio-migration.html">VFIO device Migration</a></li>
<li class="toctree-l2"><a class="reference internal" href="qapi-code-gen.html">How to use the QAPI code generator</a></li>
<li class="toctree-l2"><a class="reference internal" href="writing-monitor-commands.html">How to write monitor commands</a></li>
<li class="toctree-l2"><a class="reference internal" href="trivial-patches.html">Trivial Patches</a></li>
<li class="toctree-l2"><a class="reference internal" href="submitting-a-patch.html">Submitting a Patch</a></li>
<li class="toctree-l2"><a class="reference internal" href="submitting-a-pull-request.html">Submitting a Pull Request</a></li>
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  <div class="section" id="developer-information">
<h1>Developer Information<a class="headerlink" href="#developer-information" title="Permalink to this headline">¶</a></h1>
<p>This section of the manual documents various parts of the internals of QEMU.
You only need to read it if you are interested in reading or
modifying QEMU’s source code.</p>
<div class="toctree-wrapper compound">
<ul>
<li class="toctree-l1"><a class="reference internal" href="code-of-conduct.html">Code of Conduct</a><ul>
<li class="toctree-l2"><a class="reference internal" href="code-of-conduct.html#sources">Sources</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="conflict-resolution.html">Conflict Resolution Policy</a><ul>
<li class="toctree-l2"><a class="reference internal" href="conflict-resolution.html#how-we-resolve-conflicts">How we resolve conflicts</a></li>
<li class="toctree-l2"><a class="reference internal" href="conflict-resolution.html#remedies">Remedies</a></li>
<li class="toctree-l2"><a class="reference internal" href="conflict-resolution.html#sources">Sources</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-system.html">The QEMU build system architecture</a><ul>
<li class="toctree-l2"><a class="reference internal" href="build-system.html#stage-1-configure">Stage 1: configure</a></li>
<li class="toctree-l2"><a class="reference internal" href="build-system.html#stage-2-meson">Stage 2: Meson</a></li>
<li class="toctree-l2"><a class="reference internal" href="build-system.html#stage-3-makefiles">Stage 3: makefiles</a></li>
<li class="toctree-l2"><a class="reference internal" href="build-system.html#important-files-for-the-build-system">Important files for the build system</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="style.html">QEMU Coding Style</a><ul>
<li class="toctree-l2"><a class="reference internal" href="style.html#formatting-and-style">Formatting and style</a></li>
<li class="toctree-l2"><a class="reference internal" href="style.html#language-usage">Language usage</a></li>
<li class="toctree-l2"><a class="reference internal" href="style.html#qemu-specific-idioms">QEMU Specific Idioms</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="kconfig.html">QEMU and Kconfig</a><ul>
<li class="toctree-l2"><a class="reference internal" href="kconfig.html#the-kconfig-language">The Kconfig language</a></li>
<li class="toctree-l2"><a class="reference internal" href="kconfig.html#guidelines-for-writing-kconfig-files">Guidelines for writing Kconfig files</a></li>
<li class="toctree-l2"><a class="reference internal" href="kconfig.html#writing-and-modifying-default-configurations">Writing and modifying default configurations</a></li>
<li class="toctree-l2"><a class="reference internal" href="kconfig.html#kconfig-host"><code class="docutils literal notranslate"><span class="pre">Kconfig.host</span></code></a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="testing.html">Testing in QEMU</a><ul>
<li class="toctree-l2"><a class="reference internal" href="testing.html#testing-with-make-check">Testing with “make check”</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#qemu-iotests">QEMU iotests</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#container-based-tests">Container based tests</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#thread-sanitizer">Thread Sanitizer</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#vm-testing">VM testing</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#image-fuzzer-testing">Image fuzzer testing</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#integration-tests-using-the-avocado-framework">Integration tests using the Avocado Framework</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#testing-with-make-check-tcg">Testing with “make check-tcg”</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#other-tcg-tests">Other TCG Tests</a></li>
<li class="toctree-l2"><a class="reference internal" href="testing.html#gcc-gcov-support">GCC gcov support</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="fuzzing.html">Fuzzing</a><ul>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#basics">Basics</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#building-the-fuzzers">Building the fuzzers</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#useful-libfuzzer-flags">Useful libFuzzer flags</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#generating-coverage-reports">Generating Coverage Reports</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#adding-a-new-fuzzer">Adding a new fuzzer</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#the-generic-fuzzer">The Generic Fuzzer</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#oss-fuzz">OSS-Fuzz</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#building-crash-reproducers">Building Crash Reproducers</a></li>
<li class="toctree-l2"><a class="reference internal" href="fuzzing.html#implementation-details-fuzzer-lifecycle">Implementation Details / Fuzzer Lifecycle</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="control-flow-integrity.html">Control-Flow Integrity (CFI)</a><ul>
<li class="toctree-l2"><a class="reference internal" href="control-flow-integrity.html#basics">Basics</a></li>
<li class="toctree-l2"><a class="reference internal" href="control-flow-integrity.html#building-with-cfi">Building with CFI</a></li>
<li class="toctree-l2"><a class="reference internal" href="control-flow-integrity.html#using-qemu-built-with-cfi">Using QEMU built with CFI</a></li>
<li class="toctree-l2"><a class="reference internal" href="control-flow-integrity.html#incompatible-code-with-cfi">Incompatible code with CFI</a></li>
<li class="toctree-l2"><a class="reference internal" href="control-flow-integrity.html#disabling-cfi-for-a-specific-function">Disabling CFI for a specific function</a></li>
<li class="toctree-l2"><a class="reference internal" href="control-flow-integrity.html#cfi-and-fuzzing">CFI and fuzzing</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="loads-stores.html">Load and Store APIs</a><ul>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#ld-p-and-st-p"><code class="docutils literal notranslate"><span class="pre">ld*_p</span> <span class="pre">and</span> <span class="pre">st*_p</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#cpu-ld-st-mmu"><code class="docutils literal notranslate"><span class="pre">cpu_{ld,st}*_mmu</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#cpu-ld-st-mmuidx-ra"><code class="docutils literal notranslate"><span class="pre">cpu_{ld,st}*_mmuidx_ra</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#cpu-ld-st-data-ra"><code class="docutils literal notranslate"><span class="pre">cpu_{ld,st}*_data_ra</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#cpu-ld-st-data"><code class="docutils literal notranslate"><span class="pre">cpu_{ld,st}*_data</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#cpu-ld-code"><code class="docutils literal notranslate"><span class="pre">cpu_ld*_code</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#translator-ld"><code class="docutils literal notranslate"><span class="pre">translator_ld*</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#helper-ld-st-mmu"><code class="docutils literal notranslate"><span class="pre">helper_*_{ld,st}*_mmu</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#address-space"><code class="docutils literal notranslate"><span class="pre">address_space_*</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#address-space-write-rom"><code class="docutils literal notranslate"><span class="pre">address_space_write_rom</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#ld-st-phys"><code class="docutils literal notranslate"><span class="pre">{ld,st}*_phys</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#cpu-physical-memory"><code class="docutils literal notranslate"><span class="pre">cpu_physical_memory_*</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#cpu-memory-rw-debug"><code class="docutils literal notranslate"><span class="pre">cpu_memory_rw_debug</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#dma-memory"><code class="docutils literal notranslate"><span class="pre">dma_memory_*</span></code></a></li>
<li class="toctree-l2"><a class="reference internal" href="loads-stores.html#pci-dma-and-ld-st-pci-dma"><code class="docutils literal notranslate"><span class="pre">pci_dma_*</span></code> and <code class="docutils literal notranslate"><span class="pre">{ld,st}*_pci_dma</span></code></a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="memory.html">The memory API</a><ul>
<li class="toctree-l2"><a class="reference internal" href="memory.html#types-of-regions">Types of regions</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#migration">Migration</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#region-names">Region names</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#region-lifecycle">Region lifecycle</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#overlapping-regions-and-priority">Overlapping regions and priority</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#visibility">Visibility</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#example-memory-map">Example memory map</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#mmio-operations">MMIO Operations</a></li>
<li class="toctree-l2"><a class="reference internal" href="memory.html#api-reference">API Reference</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="migration.html">Migration</a><ul>
<li class="toctree-l2"><a class="reference internal" href="migration.html#transports">Transports</a></li>
<li class="toctree-l2"><a class="reference internal" href="migration.html#debugging">Debugging</a></li>
<li class="toctree-l2"><a class="reference internal" href="migration.html#common-infrastructure">Common infrastructure</a></li>
<li class="toctree-l2"><a class="reference internal" href="migration.html#saving-the-state-of-one-device">Saving the state of one device</a></li>
<li class="toctree-l2"><a class="reference internal" href="migration.html#stream-structure">Stream structure</a></li>
<li class="toctree-l2"><a class="reference internal" href="migration.html#postcopy">Postcopy</a></li>
<li class="toctree-l2"><a class="reference internal" href="migration.html#firmware">Firmware</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="atomics.html">Atomic operations in QEMU</a><ul>
<li class="toctree-l2"><a class="reference internal" href="atomics.html#compiler-memory-barrier">Compiler memory barrier</a></li>
<li class="toctree-l2"><a class="reference internal" href="atomics.html#sequentially-consistent-atomic-access">Sequentially consistent atomic access</a></li>
<li class="toctree-l2"><a class="reference internal" href="atomics.html#weak-atomic-access-and-manual-memory-barriers">Weak atomic access and manual memory barriers</a></li>
<li class="toctree-l2"><a class="reference internal" href="atomics.html#comparison-with-linux-kernel-primitives">Comparison with Linux kernel primitives</a></li>
<li class="toctree-l2"><a class="reference internal" href="atomics.html#sources">Sources</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="stable-process.html">QEMU and the stable process</a><ul>
<li class="toctree-l2"><a class="reference internal" href="stable-process.html#qemu-stable-releases">QEMU stable releases</a></li>
<li class="toctree-l2"><a class="reference internal" href="stable-process.html#what-should-go-into-a-stable-release">What should go into a stable release?</a></li>
<li class="toctree-l2"><a class="reference internal" href="stable-process.html#how-to-get-a-patch-into-qemu-stable">How to get a patch into QEMU stable</a></li>
<li class="toctree-l2"><a class="reference internal" href="stable-process.html#stable-release-process">Stable release process</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="ci.html">CI</a><ul>
<li class="toctree-l2"><a class="reference internal" href="ci.html#definition-of-terms">Definition of terms</a></li>
<li class="toctree-l2"><a class="reference internal" href="ci.html#custom-ci-cd-variables">Custom CI/CD variables</a></li>
<li class="toctree-l2"><a class="reference internal" href="ci.html#jobs-on-custom-runners">Jobs on Custom Runners</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="qtest.html">QTest Device Emulation Testing Framework</a><ul>
<li class="toctree-l2"><a class="reference internal" href="qgraph.html">Qtest Driver Framework</a></li>
<li class="toctree-l2"><a class="reference internal" href="qtest.html#qtest-protocol">QTest Protocol</a></li>
<li class="toctree-l2"><a class="reference internal" href="qtest.html#libqtest-api-reference">libqtest API reference</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="decodetree.html">Decodetree Specification</a><ul>
<li class="toctree-l2"><a class="reference internal" href="decodetree.html#fields">Fields</a></li>
<li class="toctree-l2"><a class="reference internal" href="decodetree.html#argument-sets">Argument Sets</a></li>
<li class="toctree-l2"><a class="reference internal" href="decodetree.html#formats">Formats</a></li>
<li class="toctree-l2"><a class="reference internal" href="decodetree.html#patterns">Patterns</a></li>
<li class="toctree-l2"><a class="reference internal" href="decodetree.html#pattern-groups">Pattern Groups</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="secure-coding-practices.html">Secure Coding Practices</a><ul>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html#reporting-security-bugs">Reporting Security Bugs</a></li>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html#general-secure-c-coding-practices">General Secure C Coding Practices</a></li>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html#input-validation">Input Validation</a></li>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html#unexpected-device-accesses">Unexpected Device Accesses</a></li>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html#live-migration">Live Migration</a></li>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html#guest-memory-access-races">Guest Memory Access Races</a></li>
<li class="toctree-l2"><a class="reference internal" href="secure-coding-practices.html#use-of-null-co-block-drivers">Use of null-co block drivers</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="tcg.html">Translator Internals</a><ul>
<li class="toctree-l2"><a class="reference internal" href="tcg.html#cpu-state-optimisations">CPU state optimisations</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg.html#direct-block-chaining">Direct block chaining</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg.html#self-modifying-code-and-translated-code-invalidation">Self-modifying code and translated code invalidation</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg.html#exception-support">Exception support</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg.html#mmu-emulation">MMU emulation</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="tcg-icount.html">TCG Instruction Counting</a><ul>
<li class="toctree-l2"><a class="reference internal" href="tcg-icount.html#core-concepts">Core Concepts</a></li>
</ul>
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<li class="toctree-l1"><a class="reference internal" href="tracing.html">Tracing</a><ul>
<li class="toctree-l2"><a class="reference internal" href="tracing.html#introduction">Introduction</a></li>
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<li class="toctree-l2"><a class="reference internal" href="tracing.html#generic-interface-and-monitor-commands">Generic interface and monitor commands</a></li>
<li class="toctree-l2"><a class="reference internal" href="tracing.html#trace-backends">Trace backends</a></li>
<li class="toctree-l2"><a class="reference internal" href="tracing.html#trace-event-properties">Trace event properties</a></li>
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<li class="toctree-l1"><a class="reference internal" href="multi-thread-tcg.html">Multi-threaded TCG</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="multi-thread-tcg.html#shared-data-structures">Shared Data Structures</a></li>
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<li class="toctree-l1"><a class="reference internal" href="tcg-plugins.html">QEMU TCG Plugins</a><ul>
<li class="toctree-l2"><a class="reference internal" href="tcg-plugins.html#usage">Usage</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg-plugins.html#writing-plugins">Writing plugins</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg-plugins.html#internals">Internals</a></li>
<li class="toctree-l2"><a class="reference internal" href="tcg-plugins.html#example-plugins">Example Plugins</a></li>
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<li class="toctree-l1"><a class="reference internal" href="bitops.html">Bitwise operations</a></li>
<li class="toctree-l1"><a class="reference internal" href="ui.html">QEMU UI subsystem</a><ul>
<li class="toctree-l2"><a class="reference internal" href="ui.html#qemu-clipboard">QEMU Clipboard</a></li>
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<li class="toctree-l1"><a class="reference internal" href="reset.html">Reset in QEMU: the Resettable interface</a><ul>
<li class="toctree-l2"><a class="reference internal" href="reset.html#triggering-reset">Triggering reset</a></li>
<li class="toctree-l2"><a class="reference internal" href="reset.html#multi-phase-mechanism">Multi-phase mechanism</a></li>
<li class="toctree-l2"><a class="reference internal" href="reset.html#handling-reset-in-a-resettable-object">Handling reset in a resettable object</a></li>
<li class="toctree-l2"><a class="reference internal" href="reset.html#base-class-handling-of-reset">Base class handling of reset</a></li>
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<li class="toctree-l1"><a class="reference internal" href="s390-dasd-ipl.html">Booting from real channel-attached devices on s390x</a><ul>
<li class="toctree-l2"><a class="reference internal" href="s390-dasd-ipl.html#s390-hardware-ipl">s390 hardware IPL</a></li>
<li class="toctree-l2"><a class="reference internal" href="s390-dasd-ipl.html#how-this-all-pertains-to-qemu-and-the-kernel">How this all pertains to QEMU (and the kernel)</a></li>
<li class="toctree-l2"><a class="reference internal" href="s390-dasd-ipl.html#what-qemu-does">What QEMU does</a></li>
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<li class="toctree-l1"><a class="reference internal" href="clocks.html">Modelling a clock tree in QEMU</a><ul>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#what-are-clocks">What are clocks?</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#the-clock-state">The clock state</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#adding-a-new-clock">Adding a new clock</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#clock-callbacks">Clock callbacks</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#retrieving-clocks-from-a-device">Retrieving clocks from a device</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#connecting-two-clocks-together">Connecting two clocks together</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#clock-multiplier-and-divider-settings">Clock multiplier and divider settings</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#unconnected-input-clocks">Unconnected input clocks</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#fetching-clock-frequency-period">Fetching clock frequency/period</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#calculating-expiry-deadlines">Calculating expiry deadlines</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#obtaining-tick-counts">Obtaining tick counts</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#changing-a-clock-period">Changing a clock period</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#aliasing-clocks">Aliasing clocks</a></li>
<li class="toctree-l2"><a class="reference internal" href="clocks.html#migration">Migration</a></li>
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<li class="toctree-l1"><a class="reference internal" href="qom.html">The QEMU Object Model (QOM)</a><ul>
<li class="toctree-l2"><a class="reference internal" href="qom.html#class-initialization">Class Initialization</a></li>
<li class="toctree-l2"><a class="reference internal" href="qom.html#interfaces">Interfaces</a></li>
<li class="toctree-l2"><a class="reference internal" href="qom.html#methods">Methods</a></li>
<li class="toctree-l2"><a class="reference internal" href="qom.html#standard-type-declaration-and-definition-macros">Standard type declaration and definition macros</a></li>
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<li class="toctree-l1"><a class="reference internal" href="modules.html">QEMU modules</a></li>
<li class="toctree-l1"><a class="reference internal" href="block-coroutine-wrapper.html">block-coroutine-wrapper</a><ul>
<li class="toctree-l2"><a class="reference internal" href="block-coroutine-wrapper.html#usage">Usage</a></li>
<li class="toctree-l2"><a class="reference internal" href="block-coroutine-wrapper.html#links">Links</a></li>
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<li class="toctree-l1"><a class="reference internal" href="multi-process.html">Multi-process QEMU</a><ul>
<li class="toctree-l2"><a class="reference internal" href="multi-process.html#qemu-services">QEMU services</a></li>
<li class="toctree-l2"><a class="reference internal" href="multi-process.html#separating-io-services">Separating IO services</a></li>
<li class="toctree-l2"><a class="reference internal" href="multi-process.html#new-separation-model-based-on-proxy-objects">New separation model based on proxy objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="multi-process.html#disaggregated-cpu-emulation">Disaggregated CPU emulation</a></li>
<li class="toctree-l2"><a class="reference internal" href="multi-process.html#host-access-controls">Host access controls</a></li>
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<li class="toctree-l1"><a class="reference internal" href="ebpf_rss.html">eBPF RSS virtio-net support</a><ul>
<li class="toctree-l2"><a class="reference internal" href="ebpf_rss.html#rss-ebpf-program">RSS eBPF program</a></li>
<li class="toctree-l2"><a class="reference internal" href="ebpf_rss.html#ebpf-rss-implementation">eBPF RSS implementation</a></li>
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<li class="toctree-l1"><a class="reference internal" href="vfio-migration.html">VFIO device Migration</a><ul>
<li class="toctree-l2"><a class="reference internal" href="vfio-migration.html#system-memory-dirty-pages-tracking">System memory dirty pages tracking</a></li>
<li class="toctree-l2"><a class="reference internal" href="vfio-migration.html#system-memory-dirty-pages-tracking-when-viommu-is-enabled">System memory dirty pages tracking when vIOMMU is enabled</a></li>
<li class="toctree-l2"><a class="reference internal" href="vfio-migration.html#live-migration-save-path">Live migration save path</a></li>
<li class="toctree-l2"><a class="reference internal" href="vfio-migration.html#live-migration-resume-path">Live migration resume path</a></li>
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<li class="toctree-l1"><a class="reference internal" href="qapi-code-gen.html">How to use the QAPI code generator</a><ul>
<li class="toctree-l2"><a class="reference internal" href="qapi-code-gen.html#introduction">Introduction</a></li>
<li class="toctree-l2"><a class="reference internal" href="qapi-code-gen.html#the-qapi-schema-language">The QAPI schema language</a></li>
<li class="toctree-l2"><a class="reference internal" href="qapi-code-gen.html#client-json-protocol-introspection">Client JSON Protocol introspection</a></li>
<li class="toctree-l2"><a class="reference internal" href="qapi-code-gen.html#compatibility-considerations">Compatibility considerations</a></li>
<li class="toctree-l2"><a class="reference internal" href="qapi-code-gen.html#code-generation">Code generation</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="writing-monitor-commands.html">How to write monitor commands</a><ul>
<li class="toctree-l2"><a class="reference internal" href="writing-monitor-commands.html#overview">Overview</a></li>
<li class="toctree-l2"><a class="reference internal" href="writing-monitor-commands.html#testing">Testing</a></li>
<li class="toctree-l2"><a class="reference internal" href="writing-monitor-commands.html#writing-a-simple-command-hello-world">Writing a simple command: hello-world</a></li>
<li class="toctree-l2"><a class="reference internal" href="writing-monitor-commands.html#writing-more-complex-commands">Writing more complex commands</a></li>
<li class="toctree-l2"><a class="reference internal" href="writing-monitor-commands.html#writing-a-debugging-aid-returning-unstructured-text">Writing a debugging aid returning unstructured text</a></li>
</ul>
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<li class="toctree-l1"><a class="reference internal" href="trivial-patches.html">Trivial Patches</a><ul>
<li class="toctree-l2"><a class="reference internal" href="trivial-patches.html#overview">Overview</a></li>
<li class="toctree-l2"><a class="reference internal" href="trivial-patches.html#repositories">Repositories</a></li>
<li class="toctree-l2"><a class="reference internal" href="trivial-patches.html#workflow">Workflow</a></li>
<li class="toctree-l2"><a class="reference internal" href="trivial-patches.html#team">Team</a></li>
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<li class="toctree-l1"><a class="reference internal" href="submitting-a-patch.html">Submitting a Patch</a><ul>
<li class="toctree-l2"><a class="reference internal" href="submitting-a-patch.html#writing-your-patches">Writing your Patches</a></li>
<li class="toctree-l2"><a class="reference internal" href="submitting-a-patch.html#submitting-your-patches">Submitting your Patches</a></li>
<li class="toctree-l2"><a class="reference internal" href="submitting-a-patch.html#participating-in-code-review">Participating in Code Review</a></li>
<li class="toctree-l2"><a class="reference internal" href="submitting-a-patch.html#tips-and-tricks">Tips and Tricks</a></li>
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<li class="toctree-l1"><a class="reference internal" href="submitting-a-pull-request.html">Submitting a Pull Request</a></li>
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