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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2022-10-17 16:48:05 +08:00
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3.1. Configure and build NuttX for BUILD_FLAT
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2021-12-05 21:41:44 +08:00
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$ mkdir ./nuttx; cd ./nuttx
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2022-11-23 02:59:48 +08:00
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$ git clone https://github.com/apache/nuttx.git nuttx
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$ git clone https://github.com/apache/nuttx-apps.git apps
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2021-12-05 21:41:44 +08:00
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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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2022-10-17 16:48:05 +08:00
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$ make V=1 -j7
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2023-03-27 07:01:47 +08:00
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3.2 Configure and build NuttX for BUILD_KERNEL, 64-bit or 32-bit
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2022-10-17 16:48:05 +08:00
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$ mkdir ./nuttx; cd ./nuttx
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2022-11-23 02:59:48 +08:00
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$ git clone https://github.com/apache/nuttx.git nuttx
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$ git clone https://github.com/apache/nuttx-apps.git apps
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2022-10-17 16:48:05 +08:00
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$ cd nuttx
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$ make distclean
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2023-03-27 07:01:47 +08:00
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$ # For 64-bit build.
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$ ./tools/configure.sh rv-virt:knsh64
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$ # For 32-bit build.
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$ ./tools/configure.sh rv-virt:knsh32
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2022-10-17 16:48:05 +08:00
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$ make V=1 -j7
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$ make export V=1
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$ cd ../apps
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$ ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
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$ make import V=1
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$ cd ../nuttx
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2021-12-05 21:41:44 +08:00
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4. Run the nuttx with qemu
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2022-10-07 16:20:39 +08:00
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$ qemu-system-riscv32 -semihosting -M virt,aclint=on -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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2022-10-07 16:20:39 +08:00
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$ qemu-system-riscv64 -semihosting -M virt,aclint=on -cpu rv64 -smp 8 -bios none -kernel nuttx -nographic
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2022-05-02 17:03:55 +08:00
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NuttShell (NSH) NuttX-10.3.0-RC1
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nsh> mount -t hostfs -o fs=. /host
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nsh> cat /host/AUTHORS
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This is a list of all the contributors that have submitted ICLA, SGA
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If you are not on this list and believe you should be, please inform us.
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ICLA
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====
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...
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nsh>
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2022-01-14 17:18:29 +08:00
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2022-11-23 19:56:53 +08:00
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4. Run the nuttx network with qemu
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$ qemu-system-riscv32 -semihosting -M virt,aclint=on -cpu rv32 -smp 8 \
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-global virtio-mmio.force-legacy=false \
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-netdev user,id=u1,hostfwd=tcp:127.0.0.1:10023-10.0.2.15:23,hostfwd=tcp:127.0.0.1:15001-10.0.2.15:5001 \
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-device virtio-net-device,netdev=u1,bus=virtio-mmio-bus.0 \
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-bios none -kernel nuttx -nographic
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or
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$ qemu-system-riscv64 -semihosting -M virt,aclint=on -cpu rv64 -smp 8 \
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-global virtio-mmio.force-legacy=false \
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-netdev user,id=u1,hostfwd=tcp:127.0.0.1:10023-10.0.2.15:23,hostfwd=tcp:127.0.0.1:15001-10.0.2.15:5001 \
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-device virtio-net-device,netdev=u1,bus=virtio-mmio-bus.0 \
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-bios none -kernel nuttx -nographic
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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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