2021-12-05 21:41:44 +08:00
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1. Download and install toolchain
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$ curl https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.3.0-2019.08.0-x86_64-linux-ubuntu14.tar.gz
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2. Build and install qemu
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$ git clone https://github.com/qemu/qemu
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$ cd qemu
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2022-01-14 17:18:29 +08:00
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$ ./configure --target-list=riscv32-softmmu,riscv64-softmmu
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2021-12-05 21:41:44 +08:00
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$ make
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$ sudo make install
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3. Configure and build NuttX
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$ mkdir ./nuttx; cd ./nuttx
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$ git clone https://github.com/apache/incubator-nuttx.git
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$ git clone https://github.com/apache/incubator-nuttx-apps.git
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$ cd nuttx
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$ make distclean
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2022-01-14 17:18:29 +08:00
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$ ./tools/configure.sh rv-virt:nsh
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2021-12-05 21:41:44 +08:00
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$ make
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4. Run the nuttx with qemu
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2022-02-17 21:23:41 +08:00
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$ qemu-system-riscv32 -M virt -cpu rv32 -smp 8 -bios none -kernel nuttx -nographic
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2021-12-05 21:41:44 +08:00
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2022-01-14 17:18:29 +08:00
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or
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2022-02-17 21:23:41 +08:00
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$ qemu-system-riscv64 -M virt -cpu rv64 -smp 8-bios none -kernel nuttx -nographic
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2022-01-14 17:18:29 +08:00
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2021-12-05 21:41:44 +08:00
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5. TODO
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Support FPU
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Support RISC-V User mode
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Support Network
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