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nuttx/boards/risc-v/qemu-rv/rv-virt
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Masayuki Ishikawa 0908c67d73 boards: rv-virt: Add support ELF to nsh and nsh64 defconfigs 
Summary:
- This commit adds support ELF to nsh and nsh64 defconfigs

Impact:
- None

Testing:
  nsh> mount -t hostfs -o fs=../apps/bin /system/bin
  nsh> hello
  Hello, World!!

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2022-05-03 13:57:24 +08:00
..
configs boards: rv-virt: Add support ELF to nsh and nsh64 defconfigs 2022-05-03 13:57:24 +08:00
include arch/risc-v/qemu-rv: Support both rv32/rv64 core 2022-01-15 11:42:01 +08:00
scripts boards: rv-virt: Add support ELF to nsh and nsh64 defconfigs 2022-05-03 13:57:24 +08:00
src boards/sim: support rc.sysinit 2022-04-21 12:54:53 +03:00
Kconfig arch/risc-v/qemu-rv: Support both rv32/rv64 core 2022-01-15 11:42:01 +08:00
README.txt boards: rv-virt: Add hostfs support to nsh and nsh64 defconfigs 2022-05-02 19:46:58 +08:00

README.txt 

1. Download and install toolchain

  $ curl https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.3.0-2019.08.0-x86_64-linux-ubuntu14.tar.gz

2. Build and install qemu

  $ git clone https://github.com/qemu/qemu
  $ cd qemu
  $ ./configure --target-list=riscv32-softmmu,riscv64-softmmu
  $ make
  $ sudo make install

3. Configure and build NuttX

  $ mkdir ./nuttx; cd ./nuttx
  $ git clone https://github.com/apache/incubator-nuttx.git
  $ git clone https://github.com/apache/incubator-nuttx-apps.git
  $ cd nuttx
  $ make distclean
  $ ./tools/configure.sh rv-virt:nsh
  $ make

4. Run the nuttx with qemu

  $ qemu-system-riscv32 -semihosting -M virt -cpu rv32 -smp 8 -bios none -kernel nuttx -nographic

  or

  $ qemu-system-riscv64 -semihosting -M virt -cpu rv64 -smp 8 -bios none -kernel nuttx -nographic

  NuttShell (NSH) NuttX-10.3.0-RC1
  nsh> mount -t hostfs -o fs=. /host
  nsh> cat /host/AUTHORS
  This is a list of all the contributors that have submitted ICLA, SGA
  If you are not on this list and believe you should be, please inform us.

  ICLA
  ====
  ...
  nsh>

5. TODO

  Support FPU
  Support RISC-V User mode
  Support Network