incubator-nuttx/Documentation/platforms/x86_64/qemu/index.rst

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QEMU x86_64
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**QEMU/Intel64** An x86_64 flat address port was ported in NuttX-9.0. It
consists of the following feautres:
- Runs in x86_64 long mode.
- Configurable SSE/AVX support.
- IRQs are managed by LAPIC(X2APIC) and IOAPIC.
- Used TSC_DEADLINE or APIC timer for systick.
- Pages are now maps the kernel at 4GB~, but changeable.
This kernel with ostest have been tested with
- Qemu/KVM on a Xeon 2630v4 machine.
- Bochs with broadwell_ult emulation.