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docs: add hotlinks to about preface text
Make it easier to navigate the documentation. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Acked-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-Id: <20230124180127.1881110-20-alex.bennee@linaro.org>
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@ -5,19 +5,19 @@ About QEMU
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QEMU is a generic and open source machine emulator and virtualizer.
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QEMU is a generic and open source machine emulator and virtualizer.
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QEMU can be used in several different ways. The most common is for
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QEMU can be used in several different ways. The most common is for
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"system emulation", where it provides a virtual model of an
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:ref:`System Emulation`, where it provides a virtual model of an
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entire machine (CPU, memory and emulated devices) to run a guest OS.
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entire machine (CPU, memory and emulated devices) to run a guest OS.
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In this mode the CPU may be fully emulated, or it may work with
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In this mode the CPU may be fully emulated, or it may work with a
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a hypervisor such as KVM, Xen, Hax or Hypervisor.Framework to
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hypervisor such as KVM, Xen, Hax or Hypervisor.Framework to allow the
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allow the guest to run directly on the host CPU.
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guest to run directly on the host CPU.
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The second supported way to use QEMU is "user mode emulation",
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The second supported way to use QEMU is :ref:`User Mode Emulation`,
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where QEMU can launch processes compiled for one CPU on another CPU.
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where QEMU can launch processes compiled for one CPU on another CPU.
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In this mode the CPU is always emulated.
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In this mode the CPU is always emulated.
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QEMU also provides a number of standalone commandline utilities,
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QEMU also provides a number of standalone :ref:`command line
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such as the ``qemu-img`` disk image utility that allows you to create,
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utilities<Tools>`, such as the ``qemu-img`` disk image utility that
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convert and modify disk images.
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allows you to create, convert and modify disk images.
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.. toctree::
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.. toctree::
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:maxdepth: 2
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:maxdepth: 2
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@ -1,3 +1,5 @@
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.. _System Emulation:
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----------------
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----------------
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System Emulation
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System Emulation
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----------------
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----------------
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@ -1,3 +1,5 @@
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.. _Tools:
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-----
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-----
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Tools
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Tools
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-----
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-----
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@ -1,3 +1,5 @@
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.. _User Mode Emulation:
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-------------------
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-------------------
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User Mode Emulation
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User Mode Emulation
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-------------------
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-------------------
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