Apache NuttX RTOS for RISC-V QEMU (64-bit): Run Log. See https://lupyuen.github.io/articles/riscv

nuttx-riscv64-run.log

→     qemu-system-riscv64 \
      -semihosting \
      -M virt,aclint=on \
      -cpu rv64 \
      -smp 8 \
      -bios none \
      -kernel nuttx \
      -nographic

ABCnx_start: Entry
uart_register: Registering /dev/console
uart_register: Registering /dev/ttyS0
nx_start_application: Starting init thread
task_spawn: name=nsh_main entry=0x800078bc file_actions=0 attr=0x8003c1b8 argv=0x8003c1b0

NuttShell (NSH) NuttX-12.1.0-RC0
nsh> nx_start: CPU0: Beginning Idle Loop

nsh> help
help usage:  help [-v] [<cmd>]

    .         break     dd        exit      ls        ps        source    umount
    [         cat       df        false     mkdir     pwd       test      unset
    ?         cd        dmesg     free      mkrd      rm        time      uptime
    alias     cp        echo      help      mount     rmdir     true      usleep
    unalias   cmp       env       hexdump   mv        set       truncate  xd
    basename  dirname   exec      kill      printf    sleep     uname

Builtin Apps:
    nsh     ostest  sh
nsh>
nsh> uname -a
NuttX 12.1.0-RC0 275db39 Jun 16 2023 20:22:08 risc-v rv-virt
nsh>
nsh> ls /dev
/dev:
 console
 null
 ttyS0
 zero
nsh>
nsh> ps
  PID GROUP PRI POLICY   TYPE    NPX STATE    EVENT     SIGMASK           STACK   USED  FILLED COMMAND
    0     0   0 FIFO     Kthread N-- Ready              0000000000000000 002000 001224  61.2%  Idle Task
    1     1 100 RR       Task    --- Running            0000000000000000 002992 002024  67.6%  nsh_main
nsh>
nsh>