Releases · lupyuen2/wip-nuttx

17 Jun 07:46

lupyuen

sg2000c-2

84e91fd

Apache NuttX RTOS for Sophgo SG2000 RISC-V SoC (Milk-V Duo S SBC) Latest

Latest

See apache#12510

Build Script:

#!/usr/bin/env bash
#  Build NuttX for SG2000

## TODO: Set PATH
export PATH="$HOME/xpack-riscv-none-elf-gcc-13.2.0-2/bin:$PATH"

rm init.S
rm initrd
rm -r boards/risc-v/sg2000/milkv_duos/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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## 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
riscv-none-elf-gcc -v

## Configure build
tools/configure.sh milkv_duos:nsh || true

## Build NuttX
build_nuttx

## Build Apps Filesystem
build_apps

## Add a.out to Apps Filesystem for TCC
rm -f /tmp/pattern.txt
start=$((0x22056900))
set +x  #  Don't echo commands
for i in {0..1023}
do
  printf 0x%x\\n $(($start + $i)) >> /tmp/pattern.txt
done
set -x  #  Echo commands
cat /tmp/pattern.txt \
  | xxd -revert -plain \
  >../apps/bin/a.out

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

## Show the size
riscv-none-elf-size nuttx

## Prepare a Padding with 64 KB of zeroes
head -c 65536 /dev/zero >/tmp/nuttx.pad

## Append Padding and Initial RAM Disk to NuttX Kernel
cat nuttx.bin /tmp/nuttx.pad initrd \
  >Image

## Copy the config
cp .config nuttx.config

## Dump the disassembly to nuttx.S
riscv-none-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  nuttx \
  >nuttx.S \
  2>&1

## Dump the init disassembly to init.S
riscv-none-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/init \
  >init.S \
  2>&1

## Dump the hello disassembly to hello.S
riscv-none-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

## Copy NuttX Image to TFTP Server
scp Image tftpserver:/tftpboot/Image-sg2000
ssh tftpserver ls -l /tftpboot/Image-sg2000

## Check the Coding Style
../nxstyle .gitignore
../nxstyle arch/risc-v/Kconfig
../nxstyle arch/risc-v/include/sg2000/chip.h
../nxstyle arch/risc-v/include/sg2000/irq.h
../nxstyle arch/risc-v/src/sg2000/Kconfig
../nxstyle arch/risc-v/src/sg2000/Make.defs
../nxstyle arch/risc-v/src/sg2000/chip.h
../nxstyle arch/risc-v/src/sg2000/hardware/sg2000_memorymap.h
../nxstyle arch/risc-v/src/sg2000/hardware/sg2000_plic.h
../nxstyle arch/risc-v/src/sg2000/sg2000_allocateheap.c
../nxstyle arch/risc-v/src/sg2000/sg2000_head.S
../nxstyle arch/risc-v/src/sg2000/sg2000_irq.c
../nxstyle arch/risc-v/src/sg2000/sg2000_irq_dispatch.c
../nxstyle arch/risc-v/src/sg2000/sg2000_memorymap.h
../nxstyle arch/risc-v/src/sg2000/sg2000_mm_init.c
../nxstyle arch/risc-v/src/sg2000/sg2000_mm_init.h
../nxstyle arch/risc-v/src/sg2000/sg2000_pgalloc.c
../nxstyle arch/risc-v/src/sg2000/sg2000_start.c
../nxstyle arch/risc-v/src/sg2000/sg2000_timerisr.c
../nxstyle boards/Kconfig
../nxstyle boards/risc-v/sg2000/milkv_duos/Kconfig
../nxstyle boards/risc-v/sg2000/milkv_duos/configs/nsh/defconfig
../nxstyle boards/risc-v/sg2000/milkv_duos/include/board.h
../nxstyle boards/risc-v/sg2000/milkv_duos/include/board_memorymap.h
../nxstyle boards/risc-v/sg2000/milkv_duos/scripts/Make.defs
../nxstyle boards/risc-v/sg2000/milkv_duos/scripts/ld.script
../nxstyle boards/risc-v/sg2000/milkv_duos/src/.gitignore
../nxstyle boards/risc-v/sg2000/milkv_duos/src/Makefile
../nxstyle boards/risc-v/sg2000/milkv_duos/src/etc/init.d/rc.sysinit
../nxstyle boards/risc-v/sg2000/milkv_duos/src/etc/init.d/rcS
../nxstyle boards/risc-v/sg2000/milkv_duos/src/sg2000_appinit.c
../nxstyle drivers/serial/uart_16550.c

## Run the firmware
script /tmp/nuttx-sg2000.log screen /dev/tty.usbserial-0001 115200

Assets 16

hello.S

2.15 MB 2024-06-17T07:43:18Z
Image

14.9 MB 2024-06-17T07:44:11Z
init.S

12.6 MB 2024-06-17T07:43:24Z
initrd

12.8 MB 2024-06-17T07:44:21Z
nuttx

2.89 MB 2024-06-17T07:44:44Z
nuttx-export-12.5.1.tar.gz

3.97 MB 2024-06-17T07:44:30Z
nuttx.bin

2 MB 2024-06-17T07:44:35Z
nuttx.config

43.8 KB 2024-06-17T07:44:10Z
nuttx.hash

187 Bytes 2024-06-17T07:44:51Z
nuttx.hex

471 KB 2024-06-17T07:44:39Z
Source code (zip)

2024-06-17T07:38:42Z
Source code (tar.gz)

2024-06-17T07:38:42Z

17 Jun 03:31

lupyuen

sg2000c-1

adc0fbe

Apache NuttX RTOS for Sophgo SG2000 RISC-V SoC (Milk-V Duo S SBC)

See apache#12510

Build Script:

#!/usr/bin/env bash
#  Build NuttX for SG2000

## TODO: Set PATH
export PATH="$HOME/xpack-riscv-none-elf-gcc-13.2.0-2/bin:$PATH"

rm init.S
rm initrd
rm -r boards/risc-v/sg2000/duos/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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## 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
riscv-none-elf-gcc -v

## Configure build
tools/configure.sh duos:nsh || true

## Build NuttX
build_nuttx

## Build Apps Filesystem
build_apps

## Add a.out to Apps Filesystem for TCC
rm -f /tmp/pattern.txt
start=$((0x22056900))
set +x  #  Don't echo commands
for i in {0..1023}
do
  printf 0x%x\\n $(($start + $i)) >> /tmp/pattern.txt
done
set -x  #  Echo commands
cat /tmp/pattern.txt \
  | xxd -revert -plain \
  >../apps/bin/a.out

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

## Show the size
riscv-none-elf-size nuttx

## Export the Binary Image to `nuttx.bin`
riscv-none-elf-objcopy \
  -O binary \
  nuttx \
  nuttx.bin

## Prepare a Padding with 64 KB of zeroes
head -c 65536 /dev/zero >/tmp/nuttx.pad

## Append Padding and Initial RAM Disk to NuttX Kernel
cat nuttx.bin /tmp/nuttx.pad initrd \
  >Image

## Copy the config
cp .config nuttx.config

## Dump the disassembly to nuttx.S
riscv-none-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  nuttx \
  >nuttx.S \
  2>&1

## Dump the init disassembly to init.S
riscv-none-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/init \
  >init.S \
  2>&1

## Dump the hello disassembly to hello.S
riscv-none-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

## Copy NuttX Image to TFTP Server
scp Image tftpserver:/tftpboot/Image-sg2000
ssh tftpserver ls -l /tftpboot/Image-sg2000

## Check Coding Style
../nxstyle .gitignore
../nxstyle arch/risc-v/Kconfig
../nxstyle arch/risc-v/include/sg2000/chip.h
../nxstyle arch/risc-v/include/sg2000/irq.h
../nxstyle arch/risc-v/src/sg2000/Kconfig
../nxstyle arch/risc-v/src/sg2000/Make.defs
../nxstyle arch/risc-v/src/sg2000/chip.h
../nxstyle arch/risc-v/src/sg2000/hardware/sg2000_memorymap.h
../nxstyle arch/risc-v/src/sg2000/hardware/sg2000_plic.h
../nxstyle arch/risc-v/src/sg2000/sg2000_allocateheap.c
../nxstyle arch/risc-v/src/sg2000/sg2000_head.S
../nxstyle arch/risc-v/src/sg2000/sg2000_irq.c
../nxstyle arch/risc-v/src/sg2000/sg2000_irq_dispatch.c
../nxstyle arch/risc-v/src/sg2000/sg2000_memorymap.h
../nxstyle arch/risc-v/src/sg2000/sg2000_mm_init.c
../nxstyle arch/risc-v/src/sg2000/sg2000_mm_init.h
../nxstyle arch/risc-v/src/sg2000/sg2000_pgalloc.c
../nxstyle arch/risc-v/src/sg2000/sg2000_start.c
../nxstyle arch/risc-v/src/sg2000/sg2000_timerisr.c
../nxstyle boards/Kconfig
../nxstyle boards/risc-v/sg2000/duos/Kconfig
../nxstyle boards/risc-v/sg2000/duos/configs/nsh/defconfig
../nxstyle boards/risc-v/sg2000/duos/include/board.h
../nxstyle boards/risc-v/sg2000/duos/include/board_memorymap.h
../nxstyle boards/risc-v/sg2000/duos/scripts/Make.defs
../nxstyle boards/risc-v/sg2000/duos/scripts/ld.script
../nxstyle boards/risc-v/sg2000/duos/src/.gitignore
../nxstyle boards/risc-v/sg2000/duos/src/Makefile
../nxstyle boards/risc-v/sg2000/duos/src/etc/init.d/rc.sysinit
../nxstyle boards/risc-v/sg2000/duos/src/etc/init.d/rcS
../nxstyle boards/risc-v/sg2000/duos/src/sg2000_appinit.c
../nxstyle drivers/serial/uart_16550.c

## Run the firmware
script /tmp/nuttx-sg2000.log screen /dev/tty.usbserial-0001 115200

Assets 16

14 May 06:35

lupyuen

sg2000-1

122c717

Apache NuttX RTOS for Sophgo SG2000 RISC-V SoC (Milk-V Duo S SBC)

See https://github.com/lupyuen/nuttx-sg2000

Build Script:

## For xPack Toolchain:
## Change all `riscv64-unknown-elf` to `riscv-none-elf`

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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## Download WIP NuttX for SG2000 (based on Ox64 BL808)
git clone --branch sg2000 \
  https://github.com/lupyuen2/wip-nuttx \
  nuttx
git clone --branch sg2000 \
  https://github.com/lupyuen2/wip-nuttx-apps \
  apps
cd nuttx

## 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 version of GCC
riscv64-unknown-elf-gcc -v

## Configure build
tools/configure.sh ox64: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

## Prepare a Padding with 64 KB of zeroes
head -c 65536 /dev/zero >/tmp/nuttx.pad

## Append Padding and Initial RAM Disk to NuttX Kernel
cat nuttx.bin /tmp/nuttx.pad initrd \
  >Image

## Copy the config
cp .config nuttx.config

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

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

## Dump the hello disassembly to hello.S
riscv64-unknown-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

## Copy NuttX Image and Device Tree to TFTP Server
cp Image Image-sg2000
scp Image-sg2000 tftpserver:/tftpboot/Image-sg2000
scp cv181x_milkv_duos_sd.dtb tftpserver:/tftpboot/cv181x_milkv_duos_sd.dtb

Assets 18

14 Feb 03:44

lupyuen

qemuled-1

1037eda

Apache NuttX RTOS for QEMU RISC-V 64-bit Kernel Mode (With LED Driver)

Copy nuttx to $HOME/nuttx/
Unzip apps-bin.zip and copy the files inside (not the folder) into $HOME/apps/bin/

(We should see $HOME/apps/bin/qjs and blink.js)

Then run

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

See the NuttX Log

Build Script:

#!/usr/bin/env bash
#  Build NuttX for QEMU RISC-V

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

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

## Build QuickJS
pushd ../quickjs-nuttx/nuttx; ./build.sh ; popd ; exit

## 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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## Download the WIP NuttX Source Code
git clone \
  --branch qemuled \
  https://github.com/lupyuen2/wip-pinephone-nuttx \
  nuttx
git clone \
  --branch qemuled \
  https://github.com/lupyuen2/wip-pinephone-nuttx-apps \
  apps
cd nuttx

## 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

## Configure build
tools/configure.sh rv-virt:knsh64

## 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

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

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

## Dump the hello disassembly to hello.S
riscv64-unknown-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

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

Assets 19

14 Feb 09:44

lupyuen

gpio2-1

9a0beac

Apache NuttX RTOS for Ox64 BL808 RISC-V SBC (With GPIO and LED Drivers)

See the NuttX Log

Remember to Switch Ox64 QuickJS to Full Linking

Build Script:

#!/usr/bin/env bash
#  Build NuttX for Ox64

## 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/bl808/ox64/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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## Download the WIP NuttX Source Code
git clone \
  --branch gpio2 \
  https://github.com/lupyuen2/wip-pinephone-nuttx \
  nuttx
git clone \
  --branch gpio2 \
  https://github.com/lupyuen2/wip-pinephone-nuttx-apps \
  apps
cd nuttx

## 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 version of GCC
riscv64-unknown-elf-gcc -v

## Configure build
tools/configure.sh ox64:nsh

## Build NuttX
build_nuttx

## Build Apps Filesystem
build_apps

## Add a.out to Apps Filesystem for TCC
rm -f /tmp/pattern.txt
start=$((0x22056900))
set +x  #  Don't echo commands
for i in {0..1023}
do
  printf 0x%x\\n $(($start + $i)) >> /tmp/pattern.txt
done
set -x  #  Echo commands
cat /tmp/pattern.txt \
  | xxd -revert -plain \
  >../apps/bin/a.out

## 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

## Prepare a Padding with 64 KB of zeroes
head -c 65536 /dev/zero >/tmp/nuttx.pad

## Append Padding and Initial RAM Disk to NuttX Kernel
cat nuttx.bin /tmp/nuttx.pad initrd \
  >Image

## Copy the config
cp .config nuttx.config

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

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

## Dump the hello disassembly to hello.S
riscv64-unknown-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

echo ----- Wait for microSD
set +x  #  Don't echo commands
echo "***** Insert microSD into computer"
while : ; do
  if [ -d "/Volumes/NO NAME" ]
  then
    break
  fi
  sleep 1
done
sleep 1
set -x  #  Echo commands

echo ----- Copy to microSD
cp Image "/Volumes/NO NAME/"
ls -l "/Volumes/NO NAME/Image"

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

## Run the firmware
open -a CoolTerm

Assets 26

19 Jan 12:06

lupyuen

tinyemu4-1

15cb41b

Apache NuttX RTOS for TinyEMU Emulator (64-bit RISC-V) Pre-release

Pre-release

NuttX Source: https://github.com/apache/nuttx/tree/15cb41bbea5efeda698ef5101eaab7e631c31d66

NuttX Apps: https://github.com/apache/nuttx-apps/tree/f12586c51e0003c03e708b09baaf21348891f370

Inside menuconfig, we selected...

Open Asymmetric Multi Processing

Enable "Open Asymmetric Multi Processing support"

Device Drivers > Serial Driver Support

Disable "16550 UART Chip support"

Device Drivers

Enable "Simple AddrEnv"
Enable "Virtio Device Support"

Device Drivers > Virtio Device Support

Enable "Virtio MMIO Device Support"
Enable "Virtio Serial Support"

Build Setup > Debug Options

Enable "Debug Features"
Enable "Debug Assertions > Show Expression, Filename"
Enable "File System Debug Features > Errors, Warnings"
Enable "C Library Debug Features > Errors, Warnings"
Enable "Memory Manager Debug Features > Errors, Warnings"
Enable "Timer Debug Features > Errors, Warnings"
Enable "Virtio Debug Features > Error, Warnings"
Enable "IPC Debug Features > Errors, Warnings"

Application Configuration > Examples > Hello, World Example

Change "M" to "*"

Build Script:

#!/usr/bin/env bash
#  Build NuttX for TinyEMU

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

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
}

## 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

## Configure build
tools/configure.sh rv-virt:nsh64

## Build NuttX
build_nuttx

## 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

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

## Copy to Web Server
wget --output-document=nuttx.cfg https://raw.githubusercontent.com/lupyuen/nuttx-tinyemu/main/docs/root-riscv64.cfg
cp $HOME/ox64/nuttx/Image        $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.bin    $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.S      $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.hash   $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.config $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/initrd       $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/init.S       $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/hello.S      $HOME/riscv/nuttx-tinyemu/docs/ox64/

## Start TinyEMU
temu nuttx.cfg

Assets 12

18 Jan 03:38

lupyuen

nuttx-12.4.0

96c2707

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC

NuttX Source: https://github.com/apache/nuttx/tree/96c2707737391642ac1d3ade84fb03f4c1fa51e4

NuttX Apps: https://github.com/apache/nuttx-apps/tree/f12586c51e0003c03e708b09baaf21348891f370

Inside menuconfig, we selected...

Build Setup > Debug Options

Enable "Debug Features"
Enable "Debug Assertions > Show Expression, Filename"
Enable "File System Debug Features > Errors, Warnings"
Enable "C Library Debug Features > Errors, Warnings, Info"
Enable "Memory Manager Debug Features > Errors, Warnings"
Enable "Scheduler Debug Features > Errors, Warnings, Info"
Enable "SYSCALL Debug Features > Errors, Warnings"
Enable "Timer Debug Features > Errors, Warnings, Info"
Enable "IPC Debug Features > Errors, Warnings, Info"

Build Script:

#!/usr/bin/env bash
#  Build NuttX for Ox64

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

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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## 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

## Configure build
tools/configure.sh ox64: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

## Prepare a Padding with 64 KB of zeroes
head -c 65536 /dev/zero >/tmp/nuttx.pad

## Append Padding and Initial RAM Disk to NuttX Kernel
cat nuttx.bin /tmp/nuttx.pad initrd \
  >Image

## Copy the config
cp .config nuttx.config

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

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

## Dump the hello disassembly to hello.S
riscv64-unknown-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

## Copy to Web Server
cp $HOME/ox64/nuttx/Image        $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.bin    $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.S      $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.hash   $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/nuttx.config $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/initrd       $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/init.S       $HOME/riscv/nuttx-tinyemu/docs/ox64/
cp $HOME/ox64/nuttx/hello.S      $HOME/riscv/nuttx-tinyemu/docs/ox64/

Assets 16

16 Dec 03:35

lupyuen

bl808d-1

87c1b81

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC

Official release of Ox64 BL808 Binaries from NuttX Mainline. See apache#11377

See the NuttX Log

See the Build Log

Watch the Demo on YouTube

Build Script:

#!/usr/bin/env bash
#  Build NuttX for Ox64

## 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/bl808/ox64/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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## Download the NuttX Source Code
git clone \
  https://github.com/apache/nuttx \
  nuttx
git clone \
  https://github.com/apache/nuttx-apps \
  apps
cd nuttx

## 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 version of GCC
riscv64-unknown-elf-gcc -v

## Configure build
tools/configure.sh ox64: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

## Prepare a Padding with 64 KB of zeroes
head -c 65536 /dev/zero >/tmp/nuttx.pad

## Append Padding and Initial RAM Disk to NuttX Kernel
cat nuttx.bin /tmp/nuttx.pad initrd \
  >Image

## Copy the config
cp .config nuttx.config

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

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

## Dump the hello disassembly to hello.S
riscv64-unknown-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

echo ----- Wait for microSD
set +x  #  Don't echo commands
echo "***** Insert microSD into computer"
while : ; do
  if [ -d "/Volumes/NO NAME" ]
  then
    break
  fi
  sleep 1
done
sleep 1
set -x  #  Echo commands

echo ----- Copy to microSD
cp Image "/Volumes/NO NAME/"
ls -l "/Volumes/NO NAME/Image"

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

## Run the firmware
open -a CoolTerm

## Check coding style
../nxstyle arch/risc-v/Kconfig
../nxstyle arch/risc-v/include/bl808/chip.h
../nxstyle arch/risc-v/include/bl808/irq.h
../nxstyle arch/risc-v/src/bl808/Kconfig
../nxstyle arch/risc-v/src/bl808/Make.defs
../nxstyle arch/risc-v/src/bl808/bl808_allocateheap.c
../nxstyle arch/risc-v/src/bl808/bl808_head.S
../nxstyle arch/risc-v/src/bl808/bl808_irq.c
../nxstyle arch/risc-v/src/bl808/bl808_irq_dispatch.c
../nxstyle arch/risc-v/src/bl808/bl808_memorymap.h
../nxstyle arch/risc-v/src/bl808/bl808_mm_init.c
../nxstyle arch/risc-v/src/bl808/bl808_mm_init.h
../nxstyle arch/risc-v/src/bl808/bl808_pgalloc.c
../nxstyle arch/risc-v/src/bl808/bl808_serial.c
../nxstyle arch/risc-v/src/bl808/bl808_serial.h
../nxstyle arch/risc-v/src/bl808/bl808_start.c
../nxstyle arch/risc-v/src/bl808/bl808_timerisr.c
../nxstyle arch/risc-v/src/bl808/chip.h
../nxstyle arch/risc-v/src/bl808/hardware/bl808_memorymap.h
../nxstyle arch/risc-v/src/bl808/hardware/bl808_plic.h
../nxstyle arch/risc-v/src/bl808/hardware/bl808_uart.h

../nxstyle boards/Kconfig
../nxstyle boards/risc-v/bl808/ox64/Kconfig
../nxstyle boards/risc-v/bl808/ox64/configs/nsh/defconfig
../nxstyle boards/risc-v/bl808/ox64/include/board.h
../nxstyle boards/risc-v/bl808/ox64/include/board_memorymap.h
../nxstyle boards/risc-v/bl808/ox64/scripts/Make.defs
../nxstyle boards/risc-v/bl808/ox64/scripts/ld.script
../nxstyle boards/risc-v/bl808/ox64/src/.gitignore
../nxstyle boards/risc-v/bl808/ox64/src/Makefile
../nxstyle boards/risc-v/bl808/ox64/src/bl808_appinit.c
../nxstyle boards/risc-v/bl808/ox64/src/etc/init.d/rc.sysinit
../nxstyle boards/risc-v/bl808/ox64/src/etc/init.d/rcS

../nxstyle Documentation/platforms/risc-v/bl808/boards/ox64/index.rst
../nxstyle Documentation/platforms/risc-v/bl808/index.rst
../nxstyle Documentation/platforms/risc-v/jh7110/boards/star64/index.rst

Assets 16

13 Dec 00:49

lupyuen

bl808c-1

8cfd9c3

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC

Ready to upstream Ox64 BL808 to NuttX Mainline. See apache#11377

See the NuttX Log

See the Build Log

Watch the Demo on YouTube

Build Script:

#!/usr/bin/env bash
#  Build NuttX for Ox64

## 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/bl808/ox64/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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## Download the WIP NuttX Source Code
git clone \
  --branch bl808c \
  https://github.com/lupyuen2/wip-pinephone-nuttx \
  nuttx
git clone \
  --branch bl808c \
  https://github.com/lupyuen2/wip-pinephone-nuttx-apps \
  apps
cd nuttx

## 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 version of GCC
riscv64-unknown-elf-gcc -v

## Configure build
tools/configure.sh ox64: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

## Prepare a Padding with 64 KB of zeroes
head -c 65536 /dev/zero >/tmp/nuttx.pad

## Append Padding and Initial RAM Disk to NuttX Kernel
cat nuttx.bin /tmp/nuttx.pad initrd \
  >Image

## Copy the config
cp .config nuttx.config

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

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

## Dump the hello disassembly to hello.S
riscv64-unknown-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

echo ----- Wait for microSD
set +x  #  Don't echo commands
echo "***** Insert microSD into computer"
while : ; do
  if [ -d "/Volumes/NO NAME" ]
  then
    break
  fi
  sleep 1
done
sleep 1
set -x  #  Echo commands

echo ----- Copy to microSD
cp Image "/Volumes/NO NAME/"
ls -l "/Volumes/NO NAME/Image"

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

## Run the firmware
open -a CoolTerm

## Check coding style
../nxstyle arch/risc-v/Kconfig
../nxstyle arch/risc-v/include/bl808/chip.h
../nxstyle arch/risc-v/include/bl808/irq.h
../nxstyle arch/risc-v/src/bl808/Kconfig
../nxstyle arch/risc-v/src/bl808/Make.defs
../nxstyle arch/risc-v/src/bl808/bl808_allocateheap.c
../nxstyle arch/risc-v/src/bl808/bl808_head.S
../nxstyle arch/risc-v/src/bl808/bl808_irq.c
../nxstyle arch/risc-v/src/bl808/bl808_irq_dispatch.c
../nxstyle arch/risc-v/src/bl808/bl808_memorymap.h
../nxstyle arch/risc-v/src/bl808/bl808_mm_init.c
../nxstyle arch/risc-v/src/bl808/bl808_mm_init.h
../nxstyle arch/risc-v/src/bl808/bl808_pgalloc.c
../nxstyle arch/risc-v/src/bl808/bl808_serial.c
../nxstyle arch/risc-v/src/bl808/bl808_serial.h
../nxstyle arch/risc-v/src/bl808/bl808_start.c
../nxstyle arch/risc-v/src/bl808/bl808_timerisr.c
../nxstyle arch/risc-v/src/bl808/chip.h
../nxstyle arch/risc-v/src/bl808/hardware/bl808_memorymap.h
../nxstyle arch/risc-v/src/bl808/hardware/bl808_plic.h
../nxstyle arch/risc-v/src/bl808/hardware/bl808_uart.h

../nxstyle boards/Kconfig
../nxstyle boards/risc-v/bl808/ox64/Kconfig
../nxstyle boards/risc-v/bl808/ox64/configs/nsh/defconfig
../nxstyle boards/risc-v/bl808/ox64/include/board.h
../nxstyle boards/risc-v/bl808/ox64/include/board_memorymap.h
../nxstyle boards/risc-v/bl808/ox64/scripts/Make.defs
../nxstyle boards/risc-v/bl808/ox64/scripts/ld.script
../nxstyle boards/risc-v/bl808/ox64/src/.gitignore
../nxstyle boards/risc-v/bl808/ox64/src/Makefile
../nxstyle boards/risc-v/bl808/ox64/src/bl808_appinit.c
../nxstyle boards/risc-v/bl808/ox64/src/etc/init.d/rc.sysinit
../nxstyle boards/risc-v/bl808/ox64/src/etc/init.d/rcS

../nxstyle Documentation/platforms/risc-v/bl808/boards/ox64/index.rst
../nxstyle Documentation/platforms/risc-v/bl808/index.rst
../nxstyle Documentation/platforms/risc-v/jh7110/boards/star64/index.rst

Assets 16

08 Dec 01:00

lupyuen

ox64c-1

5ef2692

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC Pre-release

Pre-release

Console Input and NuttX Commands are working OK yay!

See the NuttX Log

Watch the Demo on YouTube

Build Script:

#!/usr/bin/env bash
#  Build NuttX for Ox64

## 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 -j 8 export
  pushd ../apps
  ./tools/mkimport.sh -z -x ../nuttx/nuttx-export-*.tar.gz
  make -j 8 import
  popd

  ## Return to previous folder
  popd
}

## Download the WIP NuttX Source Code
git clone \
  --branch ox64c \
  https://github.com/lupyuen2/wip-pinephone-nuttx \
  nuttx
git clone \
  --branch ox64c \
  https://github.com/lupyuen2/wip-pinephone-nuttx-apps \
  apps
cd nuttx

## 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 version of GCC
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

## Insert 64 KB of zeroes after Binary Image for Kernel Stack
head -c 65536 /dev/zero >/tmp/nuttx.zero

## Append Initial RAM Disk to Binary Image
cat nuttx.bin /tmp/nuttx.zero initrd \
  >Image

## Copy the config
cp .config nuttx.config

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

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

## Dump the hello disassembly to hello.S
riscv64-unknown-elf-objdump \
  --syms --source --reloc --demangle --line-numbers --wide \
  --debugging \
  ../apps/bin/hello \
  >hello.S \
  2>&1

echo ----- Wait for microSD
set +x  #  Don't echo commands
echo "***** Insert microSD into computer"
while : ; do
  if [ -d "/Volumes/NO NAME" ]
  then
    break
  fi
  sleep 1
done
sleep 1
set -x  #  Echo commands

echo ----- Copy to microSD
cp Image "/Volumes/NO NAME/"
ls -l "/Volumes/NO NAME/Image"

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

## Run the firmware
open -a CoolTerm

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Apache NuttX RTOS for TinyEMU Emulator (64-bit RISC-V)

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC

Apache NuttX RTOS for Pine64 Ox64 BL808 RISC-V SBC