Shell Script to build and run NuttX for Star64

run-nuttx.sh

#!/usr/bin/env bash
## Build and run NuttX for Star64

## TODO: Set PATH
export PATH="$HOME/riscv64-unknown-elf-toolchain-10.2.0-2020.12.8-x86_64-apple-darwin/bin:$PATH"

rm init.S
rm initrd
rm -r boards/risc-v/jh7110/star64/src/etctmp

set -e  #  Exit when any command fails
set -x  #  Echo commands

## Build NuttX
function build_nuttx {

  ## Go to NuttX Folder
  pushd ../nuttx

  ## Build NuttX
  make -j 8

  ## Return to previous folder
  popd
}

## Build Apps Filesystem
function build_apps {

  ## Go to NuttX Folder
  pushd ../nuttx

  ## Build Apps Filesystem
  make export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make import
  popd

  ## Return to previous folder
  popd
}

## Generate FIT Image
function build_fit {
  ## Generate FIT Image from `nuttx.bin`, `initrd` and `jh7110-visionfive-v2.dtb`.
  ## `nuttx.its` must be in the same directory as the NuttX binaries!
  cp ../nuttx-star64/nuttx.its .
  cp ../jh7110-visionfive-v2.dtb .
  mkimage \
    -f nuttx.its \
    -A riscv \
    -O linux \
    -T flat_dt \
    starfiveu.fit

  ## Copy to microSD
  cp starfiveu.fit "/Volumes/NO NAME"
  ls -l "/Volumes/NO NAME/starfiveu.fit"

  ## Unmount microSD
  ## TODO: Verify that /dev/disk2 is microSD
  diskutil unmountDisk /dev/disk2
}

## Pull updates
git pull && git status && hash1=`git rev-parse HEAD`
pushd ../apps
git pull && git status && hash2=`git rev-parse HEAD`
popd
echo NuttX Source: https://github.com/apache/nuttx/tree/$hash1 >nuttx.hash
echo NuttX Apps: https://github.com/apache/nuttx-apps/tree/$hash2 >>nuttx.hash

## Show the versions of GCC and Zig
riscv64-unknown-elf-gcc -v

## TODO: Configure build
## tools/configure.sh star64:nsh

## Build NuttX
build_nuttx

## Build Apps Filesystem
build_apps

## Generate Initial RAM Disk
genromfs -f initrd -d ../apps/bin -V "NuttXBootVol"

## Show the size
riscv64-unknown-elf-size nuttx

## Export the Binary Image to nuttx.bin
riscv64-unknown-elf-objcopy \
  -O binary \
  nuttx \
  nuttx.bin

## Copy the config
cp .config nuttx.config

## Copy NuttX Binary Image, Device Tree and Initial RAM Disk to TFTP Folder
cp nuttx.bin $HOME/tftproot/Image
cp ../jh7110-star64-pine64.dtb $HOME/tftproot
cp initrd $HOME/tftproot
ls -l $HOME/tftproot/Image

## Copy NuttX Binary Image, Device Tree and Initial RAM Disk to TFTP Server
scp nuttx.bin tftpserver:/tftpboot/Image
scp ../jh7110-star64-pine64.dtb tftpserver:/tftpboot
scp initrd tftpserver:/tftpboot
ssh tftpserver ls -l /tftpboot/Image

## Dump the disassembly to nuttx.S
riscv64-unknown-elf-objdump \
  -t -S --demangle --line-numbers --wide \
  nuttx \
  >nuttx.S \
  2>&1

## Dump the init disassembly to init.S
riscv64-unknown-elf-objdump \
  -t -S --demangle --line-numbers --wide \
  ../apps/bin/init \
  >init.S \
  2>&1

## TODO: Check coding style
## ../nxstyle arch/risc-v/src/jh7110/jh7110_start.c

## Wait for USB Serial to be connected
set +x  #  Don't echo commands
echo "***** Connect Star64 to USB Serial"
while : ; do
  [[ -c "/dev/tty.usbserial-1420" ]] && break
  sleep 1
done
set -x  #  Echo commands

## Run NuttX over USB Serial
script /tmp/run.log screen /dev/tty.usbserial-1420 115200

## TODO: Build Documentation
## cd Documentation
## pip3 install pipenv
## pipenv install
## pipenv shell
## clear ; rm -r _build ; make html
## clear ; rm -r _build ; make html 2>&1 | grep rst

## TODO: Get PR Diff
## pr=https://github.com/lupyuen2/wip-pinephone-nuttx/pull/40
## curl -L $pr.diff \
##   | grep "diff --git" \
##   | sort \
##   | cut -d" " -f3 \
##   | cut -c3-